{"id":209619,"date":"2025-10-23T19:13:48","date_gmt":"2025-10-23T11:13:48","guid":{"rendered":"https:\/\/www.server.hk\/blog\/209619\/"},"modified":"2025-10-23T19:13:49","modified_gmt":"2025-10-23T11:13:49","slug":"cdn-65","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/209619\/","title":{"rendered":"CDN\u9a71\u52a8\u65b0\u95fb\u76f4\u64ad\uff1a\u4f4e\u5ef6\u8fdf\u3001\u9ad8\u5e76\u53d1\u4e0e\u7a33\u5b9a\u6027\u7684\u5b9e\u6218\u7b56\u7565"},"content":{"rendered":"<p>\u5728\u5f53\u4eca\u65b0\u95fb\u76f4\u64ad\u7684\u573a\u666f\u4e2d\uff0c\u89c2\u4f17\u5bf9\u201c\u5373\u65f6\u6027\u201d\u548c\u201c\u53ef\u7528\u6027\u201d\u7684\u8981\u6c42\u8d8a\u6765\u8d8a\u9ad8\u3002\u8981\u5728\u5168\u7403\u8303\u56f4\u5185\u5b9e\u73b0\u4f4e\u5ef6\u8fdf\u3001\u9ad8\u5e76\u53d1\u4e0e\u7a33\u5b9a\u6027\uff0c\u5355\u9760\u5355\u4e00\u673a\u623f\u6216\u4f20\u7edf\u8d1f\u8f7d\u5747\u8861\u5df2\u7ecf\u65e0\u6cd5\u6ee1\u8db3\u9700\u6c42\u3002\u5185\u5bb9\u5206\u53d1\u7f51\u7edc\uff08CDN\uff09\u6210\u4e3a\u9a71\u52a8\u65b0\u95fb\u76f4\u64ad\u7684\u5173\u952e\u6280\u672f\u6808\uff0c\u901a\u8fc7\u5c06\u89c6\u9891\u6d41\u3001\u5207\u7247\u4e0e\u63a7\u5236\u4fe1\u4ee4\u5206\u53d1\u5230\u8fb9\u7f18\u8282\u70b9\uff0c\u663e\u8457\u964d\u4f4e\u56de\u6e90\u538b\u529b\u5e76\u63d0\u5347\u7528\u6237\u4f53\u9a8c\u3002\u672c\u6587\u9762\u5411\u7ad9\u957f\u3001\u4f01\u4e1a\u7528\u6237\u4e0e\u5f00\u53d1\u8005\uff0c\u6df1\u5165\u63a2\u8ba8\u9762\u5411\u65b0\u95fb\u76f4\u64ad\u7684CDN\u5b9e\u6218\u7b56\u7565\uff0c\u6db5\u76d6\u539f\u7406\u3001\u5178\u578b\u5e94\u7528\u573a\u666f\u3001\u4f18\u52bf\u5bf9\u6bd4\u4e0e\u9009\u8d2d\u5efa\u8bae\uff0c\u5e76\u7ed9\u51fa\u53ef\u64cd\u4f5c\u7684\u4f18\u5316\u63aa\u65bd\u3002<\/p>\n<h2>CDN \u5728\u65b0\u95fb\u76f4\u64ad\u4e2d\u7684\u6838\u5fc3\u539f\u7406<\/h2>\n<p>CDN \u7684\u672c\u8d28\u662f\u5c06\u5185\u5bb9\u590d\u5236\u81f3\u5206\u5e03\u4e8e\u591a\u5730\u7684\u8fb9\u7f18\u8282\u70b9\uff08PoP\uff09\uff0c\u4f7f\u7ec8\u7aef\u7528\u6237\u4ece\u6700\u8fd1\u8282\u70b9\u83b7\u53d6\u6d41\u5a92\u4f53\u8d44\u6e90\uff0c\u4ece\u800c\u964d\u4f4e\u7f51\u7edc\u4f20\u8f93\u65f6\u5ef6\u548c\u4e22\u5305\u7387\u3002\u9488\u5bf9\u76f4\u64ad\u573a\u666f\uff0c\u8fd8\u6d89\u53ca\u4ee5\u4e0b\u5173\u952e\u70b9\uff1a<\/p>\n<ul>\n<li><strong>\u8fb9\u7f18\u8f6c\u53d1\u4e0e\u8fb9\u7f18\u62c9\u6d41<\/strong>\uff1a\u5728\u76f4\u64ad\u5f00\u59cb\u524d\uff0c\u8fb9\u7f18\u8282\u70b9\u53ef\u4ee5\u5411\u6e90\u7ad9\u62c9\u53d6\u6d41\u5e76\u5728\u8282\u70b9\u7f13\u5b58\u82e5\u5e72\u5207\u7247\u6216\u63a8\u6d41\u4f1a\u8bdd\uff0c\u51cf\u5c11\u6bcf\u4e2a\u7ec8\u7aef\u5bf9\u6e90\u7ad9\u7684\u76f4\u63a5\u8fde\u63a5\u3002<\/li>\n<li><strong>\u534f\u8bae\u4f18\u5316<\/strong>\uff1a\u652f\u6301\u4f4e\u5ef6\u8fdf\u534f\u8bae\uff08WebRTC\u3001SRT\u3001RTP\/RTMP\u5347\u7ea7\uff09\u548c\u4f4e\u5ef6\u8fdf HTTP \u5207\u7247\uff08LL-HLS\u3001LL-DASH\u3001CMAF\uff09\uff0c\u5e76\u5229\u7528 QUIC\/HTTP\/3 \u51cf\u5c11\u5efa\u7acb\u8fde\u63a5\u65f6\u95f4\u548c\u4e22\u5305\u91cd\u4f20\u5ef6\u8fdf\u3002<\/li>\n<li><strong>ABR\uff08\u81ea\u9002\u5e94\u6bd4\u7279\u7387\uff09\u4e0e\u8fb9\u7f18\u8f6c\u7801<\/strong>\uff1a\u8fb9\u7f18\u6216\u4e2d\u95f4\u5c42\u8fdb\u884c\u5373\u65f6\u8f6c\u7801\uff0c\u7ed3\u5408 HLS\/DASH \u5207\u7247\u7684\u591a\u7801\u7387\u8f93\u51fa\uff0c\u4fdd\u8bc1\u4e0d\u540c\u5e26\u5bbd\u7528\u6237\u7684\u8fde\u7eed\u64ad\u653e\u4f53\u9a8c\u3002<\/li>\n<li><strong>\u56de\u6e90\u4fdd\u62a4\u4e0e Origin Shield<\/strong>\uff1a\u8bbe\u7f6e\u4e2d\u95f4\u5c42\u6216\u4e13\u7528\u56de\u6e90\u8282\u70b9\u4ee5\u7f13\u51b2\u9ad8\u5e76\u53d1\u56de\u6e90\u8bf7\u6c42\uff0c\u907f\u514d\u6e90\u7ad9\u8fc7\u8f7d\u3002<\/li>\n<\/ul>\n<h3>\u4f4e\u5ef6\u8fdf\u5b9e\u73b0\u6280\u672f\u8981\u70b9<\/h3>\n<ul>\n<li>\u91c7\u7528 <strong>WebRTC<\/strong> \u6216 <strong>SRT<\/strong> \u505a\u5b9e\u65f6\u4f20\u8f93\uff0c\u6700\u4f4e\u7aef\u5230\u7aef\u5ef6\u8fdf\u53ef\u8fbe\u51e0\u767e\u6beb\u79d2\uff1b\u5bf9\u5927\u89c4\u6a21\u89c2\u4f17\u7ed3\u5408 LL-HLS\/LL-DASH \u4ee5\u5e73\u8861\u5ef6\u8fdf\u4e0e\u517c\u5bb9\u6027\u3002<\/li>\n<li>\u542f\u7528 <strong>HTTP\/3\uff08QUIC\uff09<\/strong>\uff0c\u5229\u7528 0-RTT \u548c\u591a\u8def\u590d\u7528\u964d\u4f4e\u8fde\u63a5\u5efa\u7acb\u548c\u4f20\u8f93\u5ef6\u8fdf\u3002<\/li>\n<li>\u4f7f\u7528 <strong>CMAF<\/strong> \u4e0e\u77ed\u5207\u7247\uff08\u5982 1s \u6216 2s\uff09\uff0c\u5e76\u7ed3\u5408\u5206\u6bb5\u5408\u5e76\u6280\u672f\u51cf\u5c11\u64ad\u653e\u542f\u52a8\u5ef6\u8fdf\u3002<\/li>\n<\/ul>\n<h2>\u5178\u578b\u5e94\u7528\u573a\u666f\u4e0e\u90e8\u7f72\u6a21\u5f0f<\/h2>\n<p>\u65b0\u95fb\u76f4\u64ad\u5b58\u5728\u591a\u6837\u5316\u7684\u53d1\u5e03\u548c\u89c2\u770b\u9700\u6c42\uff0c\u5e38\u89c1\u90e8\u7f72\u6a21\u5f0f\u5982\u4e0b\uff1a<\/p>\n<ul>\n<li><strong>\u5355\u6b21\u7a81\u53d1\u4e8b\u4ef6\u76f4\u64ad<\/strong>\uff1a\u6765\u81ea\u73b0\u573a\u7684\u5355\u8def\u6216\u5c11\u8def\u6444\u50cf\u5934\u63a8\u6d41\uff0c\u89c2\u4f17\u6570\u91cf\u6fc0\u589e\u3002\u91cd\u70b9\u5728\u4e8e\u5feb\u901f\u90e8\u7f72\u3001\u9884\u70ed\u8fb9\u7f18\u3001\u56de\u6e90\u4fdd\u62a4\u4e0e\u65e0\u9650\u6269\u5bb9\u80fd\u529b\u3002<\/li>\n<li><strong>\u5168\u5929\u5019\u65b0\u95fb\u9891\u9053<\/strong>\uff1a\u957f\u65f6\u6bb5\u7a33\u5b9a\u76f4\u64ad\uff0c\u8981\u6c42\u8fb9\u7f18\u7f13\u5b58\u7b56\u7565\u548c\u5e26\u5bbd\u6210\u672c\u4f18\u5316\uff0c\u66f4\u591a\u4f9d\u8d56 ABR \u4e0e\u957f\u671f SLA\u3002<\/li>\n<li><strong>\u591a\u8bed\u8a00\/\u591a\u5730\u533a\u5206\u53d1<\/strong>\uff1a\u9700\u8981\u5728\u4e0d\u540c\u5730\u533a\uff08\u5982\u9999\u6e2f\u3001\u65e5\u672c\u3001\u97e9\u56fd\u3001\u65b0\u52a0\u5761\u3001\u7f8e\u56fd\uff09\u90fd\u90e8\u7f72 PoP\uff0c\u5e76\u53ef\u80fd\u7ed3\u5408\u4e0d\u540c\u56fd\u5bb6\u7684\u670d\u52a1\u5668\u8d44\u6e90\uff08\u9999\u6e2f\u670d\u52a1\u5668\u3001\u7f8e\u56fd\u670d\u52a1\u5668\u3001\u65e5\u672c\u670d\u52a1\u5668\u7b49\uff09\u4f18\u5316\u5c31\u8fd1\u8bbf\u95ee\u3002<\/li>\n<\/ul>\n<h3>\u9ad8\u5e76\u53d1\u5904\u7406\u7b56\u7565<\/h3>\n<ul>\n<li>\u91c7\u7528\u8fb9\u7f18\u7f13\u5b58\u4e0e\u9759\u6001\u5207\u7247\u5206\u53d1\uff0c\u5c3d\u91cf\u907f\u514d\u6bcf\u6b21\u8bf7\u6c42\u56de\u6e90\u3002\u53ef\u5c06\u5e38\u7528\u7801\u7387\u7684\u5207\u7247\u5728\u8fb9\u7f18\u8282\u70b9\u4fdd\u7559\u66f4\u957f\u65f6\u95f4\u3002<\/li>\n<li>\u4f7f\u7528\u8d1f\u8f7d\u5747\u8861\u4e0e Anycast \u6280\u672f\u5c06\u7528\u6237\u6d41\u91cf\u5bfc\u5411\u6700\u8fd1\u4e14\u8d1f\u8f7d\u8f83\u4f4e\u7684 PoP\u3002<\/li>\n<li>\u5728\u6e90\u7ad9\u6216\u4e2d\u95f4\u5c42\u90e8\u7f72\u5f39\u6027\u4f38\u7f29\u5b9e\u4f8b\uff08\u53ef\u9009\u9999\u6e2fVPS \/ \u7f8e\u56fdVPS\u4f5c\u4e3a\u56de\u6e90\u5f39\u6027\u8282\u70b9\uff09\uff0c\u5e76\u914d\u5408\u8fde\u63a5\u6c60\u4e0e\u957f\u8fde\u63a5\u4fdd\u6301\u51cf\u5c11\u56de\u6e90\u5f00\u9500\u3002<\/li>\n<li>\u4e3a\u63a7\u5236\u5e76\u53d1\uff0c\u8bbe\u7f6e\u901f\u7387\u9650\u5236\u3001\u4ee4\u724c\u6876\u6216\u6f0f\u6876\u7b97\u6cd5\u4fdd\u62a4\u6e90\u7ad9\uff0c\u540c\u65f6\u5728 CDN \u5c42\u5b9e\u73b0\u5e73\u6ed1\u9000\u5316\u7b56\u7565\uff08\u964d\u7801\u7387\u3001\u4e22\u5e27\u4f18\u5148\u800c\u975e\u65ad\u6d41\uff09\u3002<\/li>\n<\/ul>\n<h2>\u7a33\u5b9a\u6027\u4e0e\u53ef\u7528\u6027\u4fdd\u969c\u63aa\u65bd<\/h2>\n<p>\u76f4\u64ad\u670d\u52a1\u7684\u7a33\u5b9a\u6027\u6765\u6e90\u4e8e\u591a\u5c42\u6b21\u7684\u5bb9\u9519\u8bbe\u8ba1\uff1a<\/p>\n<ul>\n<li><strong>\u591a\u533a\u57df\u591a\u673a\u623f\u5bb9\u707e<\/strong>\uff1a\u5728\u4e0d\u540c\u5730\u7406\u4f4d\u7f6e\u90e8\u7f72\u6e90\u7ad9\u548c\u5907\u4efd\uff08\u4f8b\u5982\u540c\u65f6\u4f7f\u7528\u9999\u6e2f\u670d\u52a1\u5668\u4e0e\u7f8e\u56fd\u670d\u52a1\u5668\uff09\uff0c\u907f\u514d\u5355\u70b9\u6545\u969c\u5f71\u54cd\u5168\u7403\u89c2\u4f17\u3002<\/li>\n<li><strong>Origin Shield \u4e0e\u56de\u6e90\u94fe\u8def\u5197\u4f59<\/strong>\uff1a\u4f7f\u7528\u4e2d\u95f4\u7f13\u5b58\u5c42\u5438\u6536\u7a81\u53d1\u56de\u6e90\u8bf7\u6c42\uff0c\u4e14\u56de\u6e90\u901a\u9053\u591a\u6837\u5316\uff08\u76f4\u63a5\u56de\u6e90\u3001\u901a\u8fc7\u5907\u4efd\u4e2d\u7ee7\u3001\u8de8\u533a\u57df\u56de\u6e90\uff09\u3002<\/li>\n<li><strong>\u591a\u8def\u5f84\u4f20\u8f93\u4e0e\u94fe\u8def\u76d1\u63a7<\/strong>\uff1a\u542f\u7528 ECMP\/Anycast\uff0c\u591a\u94fe\u8def\u5e76\u53d1\u76d1\u63a7\u4e22\u5305\u4e0e\u5ef6\u8fdf\uff0c\u81ea\u52a8\u5207\u6362\u6700\u4f18\u94fe\u8def\u3002<\/li>\n<li><strong>\u5b89\u5168\u9632\u62a4<\/strong>\uff1aWAF\u3001DDoS \u9632\u62a4\u3001\u901f\u7387\u9650\u5236\u548c\u8ba4\u8bc1\u673a\u5236\u7ed3\u5408\uff0c\u4fdd\u62a4\u76f4\u64ad\u63a8\u6d41\u63a5\u53e3\u4e0e\u64ad\u653e\u6d41\u91cf\u3002<\/li>\n<\/ul>\n<h3>\u8fd0\u7ef4\u4e0e\u76d1\u63a7\u5b9e\u8df5<\/h3>\n<ul>\n<li>\u5173\u952e\u6307\u6807\uff08KPIs\uff09\uff1a\u7aef\u5230\u7aef\u5ef6\u8fdf\u3001\u9996\u5e27\u65f6\u95f4\u3001\u7f13\u51b2\u7387\u3001\u64ad\u653e\u6210\u529f\u7387\u3001\u5207\u7247\u4e22\u5931\u7387\u3001\u56de\u6e90 QPS\u3002<\/li>\n<li>\u5b9e\u65f6\u544a\u8b66\u4e0e\u6839\u56e0\u5206\u6790\uff1a\u5bf9\u8fb9\u7f18\u5f02\u5e38\u3001\u8282\u70b9\u8d1f\u8f7d\u3001\u94fe\u8def\u4e22\u5305\u8bbe\u7f6e\u591a\u7ea7\u544a\u8b66\uff0c\u5e76\u542f\u7528\u81ea\u52a8\u5316\u56de\u6eda\/\u5207\u6362\u7b56\u7565\u3002<\/li>\n<li>\u9884\u70ed\u4e0e\u6d41\u91cf\u6f14\u7ec3\uff1a\u5728\u91cd\u5927\u76f4\u64ad\u524d\u8fdb\u884c\u8fb9\u7f18\u9884\u70ed\u3001\u538b\u529b\u6d4b\u8bd5\uff08\u53ef\u4f7f\u7528\u6d77\u5916\u670d\u52a1\u5668\u6216\u672c\u5730 VPS \u7070\u5ea6\u6d41\u91cf\uff09\uff0c\u9a8c\u8bc1\u7f13\u5b58\u547d\u4e2d\u7387\u548c\u56de\u6e90\u627f\u8f7d\u80fd\u529b\u3002<\/li>\n<\/ul>\n<h2>\u4f18\u52bf\u5bf9\u6bd4\uff1aCDN + \u8fb9\u7f18\u8ba1\u7b97 vs \u4f20\u7edf\u4e2d\u5fc3\u5316\u67b6\u6784<\/h2>\n<p>\u4e0e\u4f20\u7edf\u76f4\u63a5\u4ece\u6e90\u7ad9\u5206\u53d1\u76f8\u6bd4\uff0c\u4f7f\u7528 CDN \u4e0e\u8fb9\u7f18\u8ba1\u7b97\u5728\u65b0\u95fb\u76f4\u64ad\u4e0a\u6709\u660e\u663e\u4f18\u52bf\uff1a<\/p>\n<ul>\n<li><strong>\u5ef6\u8fdf\u6539\u5584<\/strong>\uff1a\u8fb9\u7f18\u8282\u70b9\u964d\u4f4e\u6700\u540e\u4e00\u516c\u91cc\u548c\u4e2d\u95f4\u8def\u7531\u5ef6\u8fdf\uff0c\u7ed3\u5408 WebRTC\/LL-HLS \u53ef\u5c06\u89c2\u770b\u5ef6\u8fdf\u663e\u8457\u964d\u4f4e\u3002<\/li>\n<li><strong>\u5e76\u53d1\u5f39\u6027<\/strong>\uff1aCDN \u7684\u5206\u5e03\u5f0f\u7f13\u5b58\u5929\u7136\u652f\u6301\u5927\u5e76\u53d1\uff0c\u914d\u5408\u56de\u6e90\u4fdd\u62a4\u907f\u514d\u6e90\u7ad9\u5d29\u6e83\u3002<\/li>\n<li><strong>\u6210\u672c\u4f18\u5316<\/strong>\uff1a\u901a\u8fc7\u8fb9\u7f18\u7f13\u5b58\u51cf\u5c11\u5e26\u5bbd\u56de\u6e90\u6210\u672c\uff0c\u9009\u62e9\u5408\u9002\u7684\u4e91\u6216\u88f8\u673a\uff08\u5982\u9999\u6e2f\u670d\u52a1\u5668\u3001\u65e5\u672c\u670d\u52a1\u5668\u3001\u97e9\u56fd\u670d\u52a1\u5668\u3001\u65b0\u52a0\u5761\u670d\u52a1\u5668\uff09\u8fdb\u4e00\u6b65\u4f18\u5316\u8de8\u5883\u5e26\u5bbd\u8d39\u7528\u3002<\/li>\n<li><strong>\u5408\u89c4\u4e0e\u5730\u57df\u8986\u76d6<\/strong>\uff1a\u5728\u4e0d\u540c\u56fd\u5bb6\/\u5730\u533a\u90e8\u7f72 PoP \u548c\u56de\u6e90\u8282\u70b9\uff0c\u53ef\u6ee1\u8db3\u6cd5\u89c4\u4e0e\u5ef6\u8fdf\u9700\u6c42\uff08\u4f8b\u5982\u9762\u5411\u9999\u6e2f\u548c\u4e9a\u592a\u7528\u6237\u4f18\u9009\u9999\u6e2fVPS \u6216 \u65e5\u672c\/\u97e9\u56fd\u8282\u70b9\uff09\u3002<\/li>\n<\/ul>\n<h2>\u9009\u8d2d\u4e0e\u90e8\u7f72\u5efa\u8bae<\/h2>\n<p>\u5728\u6311\u9009 CDN \u4e0e\u652f\u6301\u7684\u670d\u52a1\u5668\u8d44\u6e90\u65f6\uff0c\u8bf7\u91cd\u70b9\u5173\u6ce8\u4ee5\u4e0b\u8981\u7d20\uff1a<\/p>\n<ul>\n<li><strong>PoP \u8986\u76d6\u4e0e\u5ef6\u8fdf<\/strong>\uff1a\u4f18\u5148\u9009\u62e9\u5728\u76ee\u6807\u89c2\u4f17\u5bc6\u96c6\u5730\u533a\u6709\u8db3\u591f PoP \u7684\u5382\u5546\uff0c\u82e5\u4e3b\u8981\u9762\u5411\u4e9a\u592a\u7528\u6237\uff0c\u786e\u4fdd\u5728\u9999\u6e2f\u3001\u65e5\u672c\u3001\u97e9\u56fd\u548c\u65b0\u52a0\u5761\u6709\u8282\u70b9\u3002<\/li>\n<li><strong>\u534f\u8bae\u4e0e\u7f16\u89e3\u7801\u652f\u6301<\/strong>\uff1a\u786e\u8ba4\u5382\u5546\u652f\u6301 WebRTC\u3001SRT\u3001LL-HLS\u3001CMAF\u3001HTTP\/3 \u7b49\u4f4e\u5ef6\u8fdf\u534f\u8bae\uff0c\u4ee5\u53ca\u652f\u6301\u8fb9\u7f18\u8f6c\u7801\u4e0e\u5b9e\u65f6 ABR\u3002<\/li>\n<li><strong>\u5b89\u5168\u4e0e\u6297 DDoS \u80fd\u529b<\/strong>\uff1a\u67e5\u770b\u662f\u5426\u5305\u542b WAF\u3001\u9ed1\u767d\u540d\u5355\u3001Bot \u7ba1\u63a7\u4e0e\u6297\u6d2a\u5cf0\u80fd\u529b\u3002<\/li>\n<li><strong>\u8fd0\u7ef4\u5de5\u5177\u94fe<\/strong>\uff1a\u63d0\u4f9b\u53ef\u89c6\u5316\u76d1\u63a7\u3001API \u7ba1\u7406\u3001\u56de\u653e\u65e5\u5fd7\u4e0e\u56de\u6e90\u63a7\u5236\u63a5\u53e3\uff0c\u4fbf\u4e8e\u5feb\u901f\u5b9a\u4f4d\u4e0e\u81ea\u52a8\u5316\u8fd0\u7ef4\u3002<\/li>\n<li><strong>\u56de\u6e90\u4e0e\u673a\u623f\u9009\u9879<\/strong>\uff1a\u5982\u679c\u9700\u8981\u81ea\u5efa\u6e90\u7ad9\uff0c\u5efa\u8bae\u5728\u5ef6\u8fdf\u4e0e\u5e26\u5bbd\u6210\u672c\u4e4b\u95f4\u5e73\u8861\uff0c\u4f8b\u5982\u5728\u9999\u6e2f\u670d\u52a1\u5668\u6216\u7f8e\u56fd\u670d\u52a1\u5668\u90e8\u7f72\u4e3b\u4ece\u6e90\u7ad9\uff0c\u7ed3\u5408\u9999\u6e2fVPS\/\u7f8e\u56fdVPS \u505a\u4e3a\u5f39\u6027\u4e2d\u7ee7\u3002<\/li>\n<\/ul>\n<h3>\u6210\u672c\u4e0e SLA \u5e73\u8861<\/h3>\n<p>\u76f4\u64ad\u6210\u672c\u4e3b\u8981\u6765\u81ea\u5e26\u5bbd\u4e0e\u5b58\u50a8\uff0c\u9009\u578b\u65f6\u9700\u5e73\u8861 SLA \u4e0e\u8d39\u7528\uff1a\u5bf9\u4e8e\u7a81\u53d1\u6027\u4e8b\u4ef6\uff0c\u53ef\u504f\u5411\u6309\u6d41\u91cf\u8ba1\u8d39\u7684\u5f39\u6027\u65b9\u6848\uff1b\u5bf9\u5168\u5929\u5019\u9891\u9053\uff0c\u957f\u671f\u5305\u5e74\/\u5305\u6708\u4e0e\u8fb9\u7f18\u7f13\u5b58\u7b56\u7565\u80fd\u964d\u4f4e\u5355\u4f4d\u6210\u672c\u3002<\/p>\n<h2>\u603b\u7ed3<\/h2>\n<p>\u8981\u5728\u65b0\u95fb\u76f4\u64ad\u573a\u666f\u4e2d\u5b9e\u73b0\u4f4e\u5ef6\u8fdf\u3001\u9ad8\u5e76\u53d1\u4e0e\u7a33\u5b9a\u6027\uff0c\u9700\u8981\u5c06 CDN \u7684\u8fb9\u7f18\u80fd\u529b\u3001\u4f4e\u5ef6\u8fdf\u534f\u8bae\uff08WebRTC\/LL-HLS\/CMAF\/SRT\uff09\u3001\u56de\u6e90\u4fdd\u62a4\u3001\u591a\u533a\u57df\u5bb9\u707e\u4e0e\u5b8c\u5584\u7684\u76d1\u63a7\u4f53\u7cfb\u7ed3\u5408\u8d77\u6765\u3002\u5408\u7406\u9009\u53d6\u8fb9\u7f18\u8282\u70b9\u4e0e\u56de\u6e90\u673a\u623f\uff08\u4f8b\u5982\u9999\u6e2f\u670d\u52a1\u5668\u3001\u7f8e\u56fd\u670d\u52a1\u5668\u3001\u65e5\u672c\u670d\u52a1\u5668\u7b49\uff09\uff0c\u5e76\u91c7\u7528\u8fb9\u7f18\u8f6c\u7801\u3001ABR\u3001HTTP\/3 \u4e0e DDoS \u9632\u62a4\u7b49\u6280\u672f\uff0c\u53ef\u4ee5\u663e\u8457\u63d0\u5347\u89c2\u770b\u4f53\u9a8c\u4e0e\u7cfb\u7edf\u53ef\u9760\u6027\u3002\u90e8\u7f72\u524d\u52a1\u5fc5\u8fdb\u884c\u9884\u70ed\u4e0e\u538b\u529b\u6f14\u7ec3\uff0c\u5236\u5b9a\u5206\u7ea7\u964d\u7ea7\u7b56\u7565\u4e0e\u81ea\u52a8\u5207\u6362\u65b9\u6848\uff0c\u4ee5\u5e94\u5bf9\u9ad8\u5e76\u53d1\u4e0e\u7a81\u53d1\u4e8b\u4ef6\u3002<\/p>\n<p>\u5982\u9700\u9009\u62e9\u9002\u5408\u7684\u6d77\u5916\u670d\u52a1\u5668\u6216 VPS\uff08\u9999\u6e2fVPS\u3001\u7f8e\u56fdVPS\uff09\u4f5c\u4e3a\u76f4\u64ad\u56de\u6e90\u6216\u8fb9\u7f18\u4e2d\u7ee7\uff0c\u53ef\u4ee5\u53c2\u8003 Server.HK \u7684\u670d\u52a1\u5668\u4ea7\u54c1\u4e0e\u5e03\u5c40\uff0c\u4e86\u89e3\u66f4\u591a\u4ea7\u54c1\u4e0e\u90e8\u7f72\u9009\u9879\u8bf7\u8bbf\u95ee\uff1a<a href=\"https:\/\/server.hk\/\">Server.HK<\/a> \u548c <a href=\"https:\/\/server.hk\/server.php\">\u9999\u6e2f\u670d\u52a1\u5668<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u65b0\u95fb\u76f4\u64ad\u5bf9\u201c\u5373\u65f6\u6027\u201d\u548c\u201c\u53ef\u7528\u6027\u201d\u8981\u6c42\u4e0d\u65ad\u6500\u5347\u7684\u80cc\u666f\u4e0b\uff0c\u65b0\u95fb\u76f4\u64ad CDN \u6210\u4e3a\u7834\u89e3\u4f4e\u5ef6\u8fdf\u3001\u9ad8\u5e76\u53d1\u4e0e\u7a33\u5b9a\u6027\u96be\u9898\u7684\u6838\u5fc3\u6280\u672f\u3002\u672c\u6587\u9762\u5411\u7ad9\u957f\u3001\u4f01\u4e1a\u4e0e\u5f00\u53d1\u8005\uff0c\u6df1\u5165\u62c6\u89e3\u539f\u7406\u3001\u5178\u578b\u573a\u666f\u4e0e\u53ef\u843d\u5730\u7684\u4f18\u5316\u7b56\u7565\uff0c\u5e2e\u4f60\u628a\u76f4\u64ad\u4f53\u9a8c\u505a\u5230\u53c8\u5feb\u53c8\u7a33\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4928],"tags":[3184,2903,556,3185,3182,1594,3186,3183,3165],"class_list":{"0":"post-209619","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"hentry","6":"category-4928","7":"tag-cdn","9":"tag-556","10":"tag-3185","11":"tag--cdn","12":"tag-1594","13":"tag-3186","14":"tag-3183","15":"tag-3165"},"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/209619","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=209619"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/209619\/revisions"}],"predecessor-version":[{"id":209620,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/209619\/revisions\/209620"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=209619"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=209619"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=209619"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}